Pexflow PXKT-RB1001234 PEX Potable Water Tubing Combo Non-Barrier Pipe, 1/2 Inch x 100 Feet (Red + Blue) + 3/4 Inch x 100 Feet (Red + Blue) Reliable  resistant to cracks, uninterrupted water flow, maintenance free, long life expectancy Performance  robust delivery of hot and cold water distribution system Flexible - ability to bend pipe making it easy to work with the bend radius of 5 feet Markings - PEX tubing markings unique feature imprints common standards and ratings making it easy to understand tubing properties PEX Type: PEX B / Color: 2 x Red + 2 x Blue / PEX Tubing Size: 1/2 Inch & 3/4 Inch / Coiled: Yes / Total Length: 4 x 100 Feet / Outside Diameter: 0.875 / Inside Diameter: 0.671 / Pressure Ratings: 80psi @ 200F, 100psi @ 180F, 160psi @ 73F